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<div class="headertitle"><div class="title">bit_aligned_pixel_iterator.hpp</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">//</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// Copyright 2005-2007 Adobe Systems Incorporated</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">//</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">// Distributed under the Boost Software License, Version 1.0</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">// See accompanying file LICENSE_1_0.txt or copy at</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">// http://www.boost.org/LICENSE_1_0.txt</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">//</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#ifndef BOOST_GIL_BIT_ALIGNED_PIXEL_ITERATOR_HPP</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#define BOOST_GIL_BIT_ALIGNED_PIXEL_ITERATOR_HPP</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span> </div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#include &lt;boost/gil/bit_aligned_pixel_reference.hpp&gt;</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include &lt;boost/gil/pixel_iterator.hpp&gt;</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include &lt;boost/config.hpp&gt;</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#include &lt;boost/iterator/iterator_facade.hpp&gt;</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> </div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include &lt;functional&gt;</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include &lt;type_traits&gt;</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceboost.html">boost</a> { <span class="keyword">namespace </span>gil {</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> </div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> </div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="foldopen" id="foldopen00037" data-start="{" data-end="};">
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html"> 37</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a> : <span class="keyword">public</span> iterator_facade&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;,</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> typename NonAlignedPixelReference::value_type,</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> std::random_access_iterator_tag,</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> const NonAlignedPixelReference,</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> typename NonAlignedPixelReference::bit_range_t::difference_type&gt; {</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">using </span>parent_t = iterator_facade&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;,</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">typename</span> NonAlignedPixelReference::value_type,</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> std::random_access_iterator_tag,</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">const</span> NonAlignedPixelReference,</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">typename</span> NonAlignedPixelReference::bit_range_t::difference_type&gt;;</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Ref&gt; <span class="keyword">friend</span> <span class="keyword">struct </span><a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>;</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> </div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">using </span>bit_range_t = <span class="keyword">typename</span> NonAlignedPixelReference::bit_range_t;</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">using </span>difference_type = <span class="keyword">typename</span> parent_t::difference_type;</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="keyword">using </span>reference = <span class="keyword">typename</span> parent_t::reference;</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> </div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>() {}</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>(<span class="keyword">const</span> <a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>&amp; p) : _bit_range(p._bit_range) {}</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>&amp; operator=(<span class="keyword">const</span> <a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>&amp; p) { _bit_range=p._bit_range; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> </div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Ref&gt; <a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>(<span class="keyword">const</span> <a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator&lt;Ref&gt;</a>&amp; p) : _bit_range(p._bit_range) {}</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>(reference* ref) : _bit_range(ref-&gt;bit_range()) {}</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="keyword">explicit</span> <a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>(<span class="keyword">typename</span> bit_range_t::byte_t* data, <span class="keywordtype">int</span> bit_offset=0) : _bit_range(data,bit_offset) {}</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> </div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html#a3832fa78e567d765df5630ec4555a659"> 66</a></span> <span class="keyword">auto</span> <a class="code hl_function" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html#a3832fa78e567d765df5630ec4555a659">operator[]</a>(difference_type d) <span class="keyword">const</span> -&gt; reference { <a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a> it=*<span class="keyword">this</span>; it.advance(d); <span class="keywordflow">return</span> *it; }</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> </div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="keyword">auto</span> operator-&gt;() const -&gt; reference { <span class="keywordflow">return</span> **<span class="keyword">this</span>; }</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <span class="keyword">auto</span> bit_range() const -&gt; bit_range_t const&amp; { <span class="keywordflow">return</span> _bit_range; }</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="keyword">auto</span> bit_range() -&gt; bit_range_t&amp; { <span class="keywordflow">return</span> _bit_range; }</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> bit_range_t _bit_range;</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keywordtype">int</span> bit_size = NonAlignedPixelReference::bit_size;</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> </div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keyword">friend</span> <span class="keyword">class </span>boost::iterator_core_access;</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> <span class="keyword">auto</span> dereference() const -&gt; reference { <span class="keywordflow">return</span> NonAlignedPixelReference(_bit_range); }</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordtype">void</span> increment() { ++_bit_range; }</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keywordtype">void</span> decrement() { --_bit_range; }</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <span class="keywordtype">void</span> advance(difference_type d) { _bit_range.bit_advance(d*bit_size); }</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="keyword">auto</span> distance_to(bit_aligned_pixel_iterator <span class="keyword">const</span>&amp; it) <span class="keyword">const</span> -&gt; difference_type { <span class="keywordflow">return</span> _bit_range.bit_distance_to(it._bit_range) / bit_size; }</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keywordtype">bool</span> equal(<span class="keyword">const</span> bit_aligned_pixel_iterator&amp; it)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _bit_range==it._bit_range; }</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span>};</div>
</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> </div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span><span class="keyword">struct </span>const_iterator_type&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&gt;</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span>{</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keyword">using </span>type =</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> bit_aligned_pixel_iterator&lt;typename NonAlignedPixelReference::const_reference&gt;;</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span>};</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> </div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span><span class="keyword">struct </span>iterator_is_mutable&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&gt;</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> : std::integral_constant&lt;bool, NonAlignedPixelReference::is_mutable&gt;</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span>{};</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span><span class="keyword">struct </span>is_iterator_adaptor&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&gt;</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> : std::false_type</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span>{};</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span><span class="comment">// PixelBasedConcept</span></div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> </div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span><span class="keyword">struct </span>color_space_type&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; &gt; : <span class="keyword">public</span> color_space_type&lt;NonAlignedPixelReference&gt; {};</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> </div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span><span class="keyword">struct </span>channel_mapping_type&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; &gt; : <span class="keyword">public</span> channel_mapping_type&lt;NonAlignedPixelReference&gt; {};</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> </div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span><span class="keyword">struct </span>is_planar&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; &gt; : <span class="keyword">public</span> is_planar&lt;NonAlignedPixelReference&gt; {}; <span class="comment">// == false</span></div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> </div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span><span class="comment">// MemoryBasedIteratorConcept</span></div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> </div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span><span class="keyword">struct </span>byte_to_memunit&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&gt;</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> : std::integral_constant&lt;int, 8&gt;</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span>{};</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span><span class="keyword">inline</span> <span class="keyword">auto</span> memunit_step(<span class="keyword">const</span> bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&amp;) -&gt; std::ptrdiff_t</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span>{</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="keywordflow">return</span> NonAlignedPixelReference::bit_size;</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span>}</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> </div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span><span class="keyword">inline</span> <span class="keyword">auto</span> memunit_distance(bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; <span class="keyword">const</span>&amp; p1, bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; <span class="keyword">const</span>&amp; p2) -&gt; std::ptrdiff_t</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span>{</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> <span class="keywordflow">return</span> (p2.bit_range().current_byte() - p1.bit_range().current_byte())*8 + p2.bit_range().bit_offset() - p1.bit_range().bit_offset();</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span>}</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> </div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span><span class="keyword">inline</span> <span class="keywordtype">void</span> memunit_advance(bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&amp; p, std::ptrdiff_t diff) {</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> p.bit_range().bit_advance(diff);</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span>}</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> </div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span><span class="keyword">inline</span> <span class="keyword">auto</span> memunit_advanced(bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; <span class="keyword">const</span>&amp; p, std::ptrdiff_t diff) -&gt; bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; {</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; ret=p;</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> memunit_advance(ret, diff);</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="keywordflow">return</span> ret;</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span>}</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> </div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt; <span class="keyword">inline</span></div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span><span class="keyword">auto</span> memunit_advanced_ref(bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; it, std::ptrdiff_t diff) -&gt; NonAlignedPixelReference</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span>{</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> <span class="keywordflow">return</span> *memunit_advanced(it,diff);</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span>}</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span><span class="comment">// HasDynamicXStepTypeConcept</span></div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> </div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span><span class="keyword">struct </span>dynamic_x_step_type&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; &gt; {</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <span class="keyword">using </span>type = memory_based_step_iterator&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; &gt;;</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span>};</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> </div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span><span class="comment">// iterator_type_from_pixel</span></div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> </div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> B, <span class="keyword">typename</span> C, <span class="keyword">typename</span> L, <span class="keywordtype">bool</span> M&gt;</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span><span class="keyword">struct </span>iterator_type_from_pixel&lt;const bit_aligned_pixel_reference&lt;B,C,L,M&gt;,false,false,false&gt;</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span>{</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="keyword">using </span>type = bit_aligned_pixel_iterator&lt;bit_aligned_pixel_reference&lt;B,C,L,false&gt;&gt; ;</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span>};</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> B, <span class="keyword">typename</span> C, <span class="keyword">typename</span> L, <span class="keywordtype">bool</span> M&gt;</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span><span class="keyword">struct </span>iterator_type_from_pixel&lt;const bit_aligned_pixel_reference&lt;B,C,L,M&gt;,false,false,true&gt;</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span>{</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="keyword">using </span>type = bit_aligned_pixel_iterator&lt;bit_aligned_pixel_reference&lt;B,C,L,true&gt;&gt;;</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span>};</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> </div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> B, <span class="keyword">typename</span> C, <span class="keyword">typename</span> L, <span class="keywordtype">bool</span> M, <span class="keywordtype">bool</span> IsPlanar, <span class="keywordtype">bool</span> IsStep, <span class="keywordtype">bool</span> IsMutable&gt;</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span><span class="keyword">struct </span>iterator_type_from_pixel&lt;bit_aligned_pixel_reference&lt;B,C,L,M&gt;,IsPlanar,IsStep,IsMutable&gt;</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> : <span class="keyword">public</span> iterator_type_from_pixel&lt;const bit_aligned_pixel_reference&lt;B,C,L,M&gt;,IsPlanar,IsStep,IsMutable&gt; {};</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> </div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span>} } <span class="comment">// namespace boost::gil</span></div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span><span class="keyword">namespace </span>std {</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span><span class="comment">// It is important to provide an overload of uninitialized_copy for bit_aligned_pixel_iterator. The default STL implementation calls placement new,</span></div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span><span class="comment">// which is not defined for bit_aligned_pixel_iterator.</span></div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span><span class="keyword">auto</span> uninitialized_copy(<a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">boost::gil::bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;</a> first,</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> <a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">boost::gil::bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;</a> last,</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> <a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">boost::gil::bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;</a> dst)</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> -&gt; <a class="code hl_struct" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">boost::gil::bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;</a></div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span>{</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> <span class="keywordflow">return</span> std::copy(first,last,dst);</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span>}</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> </div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span>} <span class="comment">// namespace std</span></div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> </div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span><span class="preprocessor">#endif</span></div>
<div class="ttc" id="anamespaceboost_html"><div class="ttname"><a href="namespaceboost.html">boost</a></div><div class="ttdoc">defined(BOOST_NO_CXX17_HDR_MEMORY_RESOURCE)</div><div class="ttdef"><b>Definition</b> algorithm.hpp:36</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1bit__aligned__pixel__iterator_html"><div class="ttname"><a href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">boost::gil::bit_aligned_pixel_iterator</a></div><div class="ttdoc">An iterator over non-byte-aligned pixels. Models PixelIteratorConcept, PixelBasedConcept,...</div><div class="ttdef"><b>Definition</b> bit_aligned_pixel_iterator.hpp:41</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1bit__aligned__pixel__iterator_html_a3832fa78e567d765df5630ec4555a659"><div class="ttname"><a href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html#a3832fa78e567d765df5630ec4555a659">boost::gil::bit_aligned_pixel_iterator::operator[]</a></div><div class="ttdeci">auto operator[](difference_type d) const -&gt; reference</div><div class="ttdef"><b>Definition</b> bit_aligned_pixel_iterator.hpp:66</div></div>
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